settings: Quick unlock controll 1/2

Change-Id: I5b34368a35ab5541b57189e44c28c5903e638778
dslv: use the right owner and missing break

Change-Id: I29e25008d63d27ee4463627449deaed850c9f8d6
settings: add accessibility events to lockscreen slider and shortcuts (2/2)

beside that it is nicer for ppl using talkback eg and get clear
instructions this solves as well a fc in settings lockscreen targets
when using accessibility services

fix wrong value assignment to settings provider on longpress option for
lockscreen shortcuts

Change-Id: I4fbda8017b65178c1e29d6b7c24a85ac5a0d3306
settings: lockscreen widgets (2/2)

see fb commit for more details

Change-Id: Ia8c365121c5f2fda92080b67717f50de25beb9bc